Kryptonite 851219

= Kryptonite 851219 =

The 851219 is a pin-tumbler padlock made by Kryptonite. It is an extremely inexpensive, surprisingly high security padlock. It features a double ball bearing lock 1" Molybdenum alloy steel shackle .440" thick. It is rekeyable and is notable as being one of few 6 pin padlocks.

Principles of operation

 * See also Pin-tumbler (Principles of Operation)

The Kryptonite 851219 cylinder is a pin-tumbler lock with six pin stacks and five spooled security pins. Additionally, five of the key pins are serrated. The 851219 contains one anti-drill hardened pin. The 851219 can only be opened by rotating the plug clockwise.

Disassembly instructions
The 851219 can be disassembled for rekeying purposes. To disassemble first unlock the lock, then unscrew the Philips retaining screw that holds the cylinder in.

Vulnerabilities
The 851219 is a fairly difficult lock to compromise due to the various security features. The 851219 may be vulnerable to one or more of the following:


 * Lockpicking
 * Key bumping
 * Impressioning
 * Bypass
 * Destructive entry